Water productivity is calculated as GDP in constant prices of 2010 divided by annual total water withdrawal.
| Datum | Wert | Ändern , % |
|---|---|---|
| 2020 | 51,6 | 1,74 % |
| 2019 | 50,7 | 6,52 % |
| 2018 | 47,6 | 4,84 % |
| 2017 | 45,4 | 7,41 % |
| 2016 | 42,3 | 7,17 % |
| 2015 | 39,4 | 7,19 % |
| 2014 | 36,8 | 13,42 % |
| 2013 | 32,4 | 14,71 % |
| 2012 | 28,3 | 11,26 % |
| 2011 | 25,4 | -2,23 % |
| 2010 | 26,0 | 10,28 % |
| 2009 | 23,6 |